Milking machine



FIG. 1 is a rear elevation view of a milking machine in accordance with our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is an upper left front perspective view thereof; and,

FIG. 4 is an upper left rear perspective view thereof.

The broken line showing of a milker unit throughout the drawing figures depicts an exemplary component that forms no part of the claimed design but is included for illustrative purposes. 

CLAIM We claim the ornamental design for a milking machine, as shown and described. 